參數(shù)資料
型號: ST6220CB1
廠商: 意法半導(dǎo)體
英文描述: 8-BIT OTP/EPROM MCUs WITH A/D CONVERTER, OSCILLATOR SAFEGUARD, SAFE RESET AND 20 PINS
中文描述: 8位檢察官辦公室/存儲器與阿微控制器/ D轉(zhuǎn)換器,振蕩器保障,安全復(fù)位和20圖釘
文件頁數(shù): 66/70頁
文件大小: 735K
代理商: ST6220CB1
66/70
ST6208C/09C ST6210C/20C
1 GENERAL DESCRIPTION
1.1 INTRODUCTION
The ST6210C/20C are mask programmed ROM
version of ST62T08C,T09C,T10C,T20C OTP de-
vices.
They offer the same functionality as OTP devices,
selecting as ROM options the options defined in
the programmable option byte of the OTP version.
Figure 1. Programming wave form
1.2 ROM READOUT PROTECTION
If the ROM READOUT PROTECTION option is
selected, a protection fuse can be blown to pre-
vent any access to the program memory content.
In case the user wants to blow this fuse, high volt-
age must be applied on the TEST pin.
Figure 2. Programming Circuit
Note: ZPD15 is used for overvoltage protection
t
0.5s min
TEST
15
14V typ
10
5
TEST
100mA
max
4mA typ
VR02001
150 μs typ
5V
V
DD
47mF
14V
VR02003
TEST
100nF
PROTECT
100nF
V
SS
ZPD15
15V
154
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